FIRE PROTECTION

Automatic Sprinkler Systems

Systems shall be properly maintained. A main drain flow test must be performed on each system annually. The inspector's test valve shall be opened at least every two years to assure proper operation of the system. New systems shall have proper acceptance tests conducted including:

Flushing of underground connections

Hydrostatic tests of system piping

Air-tests in dry-pipe systems

Test of drainage facilities.

Every automatic sprinkler system must be provided with at least one automatic water supply capable of providing designed water flow for at least 30 minutes. In order to provide a maximum protection area per sprinkler and a minimum of interference to the discharge pattern, the vertical clearance between sprinklers and material below shall be at least 18 inches.

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